feather/_includes/icons.html

<section class="section icons">
  <div class="container icons-container">
    {% for icon in site.data['icons-manifest'] %}
      {% capture icon_path %}icons/{{ icon }}.svg{% endcapture %}
      <div class="feather-icon" tabindex="0">
        {% include_relative {{ icon_path }} %}
        <div class="tooltip">
          <p class="tooltip-icon-name">{{ icon }}</p>
          <!-- TODO: remove tabindex="-1" -->
          <a
            class="tooltip-download"
            href="{{ icon_path }}"
            download
            tabindex="-1"
            onclick="ga('send', 'event', 'download', 'click', '{{ icon }}');">
            Download
          </a>
        </div>
      </div>
    {% endfor %}
  </div>
</section>